/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { OnDestroy, QueryList, NgZone } from '@angular/core';
import { ColumnBase, CellOptions } from '@progress/kendo-angular-excel-export';
import { TreeListComponent } from '../treelist.component';
import { ExcelService } from './excel.service';
import { LocalizationService } from '@progress/kendo-angular-l10n';
import { ExcelExportData } from './excel-export-data.interface';
import * as i0 from "@angular/core";
/**
 * Configures the settings for exporting the TreeList to Excel. [See example]({% slug excelexport_treelist %}).
 *
 * @example
 * ```html
 * <kendo-treelist [data]="data" [height]="500">
 *    <kendo-treelist-excel fileName="Employees.xlsx"></kendo-treelist-excel>
 * </kendo-treelist>
 * ```
 */
export declare class ExcelComponent implements OnDestroy {
    private excelService;
    private localization;
    private zone;
    /**
     * Specifies the file name of the exported Excel file.
     * @default "Export.xlsx"
     */
    fileName: string;
    /**
     * Enables or disables column filtering in the Excel file. This is different from the TreeList filtering feature.
     */
    filterable: boolean;
    /**
     * Sets the author of the workbook.
     */
    creator?: string;
    /**
     * Sets the date the workbook was created. Defaults to `new Date()`.
     */
    date?: Date;
    /**
     * If set to `true`, forwards the content to `proxyURL` even if the browser supports saving files locally.
     */
    forceProxy: boolean;
    /**
     * The URL of the server-side proxy that streams the file to the user.
     * Use a proxy if the browser cannot save files locally.
     *
     * Optionally, set up a proxy to reduce memory usage. This avoids copying the file contents into memory,
     * but transmits it over the network instead. For this use case, set [forceProxy](#toc-forceproxy) to `true`
     * to skip client-side saving even in browsers that support it.
     *
     * The proxy receives a POST request with specific parameters in the request body. [See example](slug:server_proxy#toc-implementations).
     * The proxy returns the decoded file with the `"Content-Disposition"` header set to `attachment; filename="<fileName.xslx>"`.
     *
     * For details on server-side proxy usage and implementation, see the [File Saver]({% slug overview_filesaver %}) documentation.
     */
    proxyURL: string;
    /**
     * The function used to get the exported data options. By default, uses the current TreeList data.
     * To export data different from the current TreeList data, provide a custom function.
     */
    fetchData: (component: TreeListComponent) => ExcelExportData;
    /**
     * Specifies if item levels in the Excel file are collapsible. Applies only if the TreeList has footers.
     */
    collapsible: boolean;
    /**
     * Specifies if export should include all pages.
     * @default true
     */
    allPages: boolean;
    /**
     * Specifies if the export should expand all items or use the current TreeList state.
     * @default true
     */
    expandAll: boolean;
    /**
     * The options for the cells inserted before the data to indicate the hierarchy.
     */
    paddingCellOptions: CellOptions;
    /**
     * @hidden
     */
    columns: QueryList<ColumnBase>;
    private saveSubscription;
    private dataSubscription;
    constructor(excelService: ExcelService, localization: LocalizationService, zone: NgZone);
    ngOnDestroy(): void;
    protected save(component: TreeListComponent): void;
    protected exportData(component: any, result?: ExcelExportData): void;
    protected saveFile(options: any): void;
    protected componentViewOptions(component: any): any;
    static ɵfac: i0.ɵɵFactoryDeclaration<ExcelComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ExcelComponent, "kendo-treelist-excel", never, { "fileName": { "alias": "fileName"; "required": false; }; "filterable": { "alias": "filterable"; "required": false; }; "creator": { "alias": "creator"; "required": false; }; "date": { "alias": "date"; "required": false; }; "forceProxy": { "alias": "forceProxy"; "required": false; }; "proxyURL": { "alias": "proxyURL"; "required": false; }; "fetchData": { "alias": "fetchData"; "required": false; }; "collapsible": { "alias": "collapsible"; "required": false; }; "allPages": { "alias": "allPages"; "required": false; }; "expandAll": { "alias": "expandAll"; "required": false; }; "paddingCellOptions": { "alias": "paddingCellOptions"; "required": false; }; }, {}, ["columns"], never, true, never>;
}